Click here to watch in Youtube :
https://www.youtube.com/watch?v=gi1cEkLdE5E&list=UUhwKlOVR041tngjerWxVccw
LinkedHashMapExample.java
Output
https://www.youtube.com/watch?v=gi1cEkLdE5E&list=UUhwKlOVR041tngjerWxVccw
LinkedHashMapExample.java
import java.util.Collection; import java.util.Iterator; import java.util.LinkedHashMap; /* * Example of values() method. */ public class LinkedHashMapExample { public static void main( String[] args ) { LinkedHashMap<Integer, String> linkedHashMap = new LinkedHashMap<Integer, String>(); linkedHashMap.put(1, "Apple"); linkedHashMap.put(3, "Cat"); linkedHashMap.put(2, "Ball"); System.out.println("LinkedHashMap : " + linkedHashMap + "\n"); /* * Returns a Collection view of the values contained in this map. The * collection is backed by the map, so changes to the map are reflected * in the collection, and vice-versa. * * If the map is modified while an iteration over the collection is in * progress (except through the iterator's own remove operation), the * results of the iteration are undefined. The collection supports * element removal, which removes the corresponding mapping from the * map, via the Iterator.remove, Collection.remove, removeAll, retainAll * and clear operations. It does not support the add or addAll * operations. */ Collection<String> collection = linkedHashMap.values(); System.out.println("collection : " + collection + "\n"); for( Iterator<String> iterator = collection.iterator(); iterator .hasNext(); ) { String value = iterator.next(); System.out.println(value); } } }
LinkedHashMap : {1=Apple, 3=Cat, 2=Ball} collection : [Apple, Cat, Ball] Apple Cat Ball
https://sites.google.com/site/javaee4321/java-collections/LinkedHashMapDemoValues.zip?attredirects=0&d=1
See also:
No comments:
Post a Comment